Question

expressão númerica
1/2+2/3-2/3+1/5

Answer 1

$\frac{1}{2} + \frac{2}{3} - \frac{2}{3} + \frac{1}{5} \\ \\ \frac{1}{2} + \frac{1}{5} \\ \\ \frac{5}{10} + \frac{2}{10} = \frac{7}{10}$